CN105686863A

CN105686863A - A device used in the period of arthroscopic surgery

Info

Publication number: CN105686863A
Application number: CN201511035050.4A
Authority: CN
Inventors: 徐宁; 周滨; 赵�怡; 张蓓蓓; 董磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-12-31
Filing date: 2015-12-31
Publication date: 2016-06-22
Anticipated expiration: 2035-12-31
Also published as: CN105686863B

Abstract

The invention provides a device used in the period of arthroscopic surgery. The device comprises a cutter pole; the lower end of the cutter pole is fixedly connected with a cutter; one side of the upper half section of the cutter pole is provided with a sliding groove; the external portion of the upper end of the cutter pole is sleeved with a sliding rod sleeve; an automatic clasping device is fixedly installed on each of the two ends of the inner wall of the sliding rod sleeve; the automatic clasping devices are installed to match the sliding groove; the outer portion of the sliding rod sleeve is successively fixedly provided with, from left to right, a gyro sensor, a rotor coil and an encoder; the two ends of the outer portion of the sliding rod sleeve are connected with the inner wall of a shell of a handheld end via sliding bearings; the position, corresponding to the rotor coil, of the inner wall of the shell of the handheld end is fixedly provided with a stator magnet group; a control button is added to the outer portion of the handheld end; the control button is connected with a controller via a lead and the controller is fixedly installed in the handheld end. The device can complete water injection and cutter feeding at a time and has an automatic anti-shaking function.

Description

A kind of device for using during arthrocsopic surgery

Technical field

The present invention relates to technical field of medical instruments, be specially a kind of device for using during arthrocsopic surgery。

Background technology

When osteoarthrosis is performed the operation, mostly be arthroscope and scalpel with the use of, owing to intra articular gap is less, so the operation level of scalpel operator is had higher requirement, or even slight hand shake is all likely to cause the failure of scalpel resection operation, patient will be caused the damage that cannot retrieve by this, and, when being performed the operation in patient articular inside, generally require and in advance intra articular is injected a certain amount of normal saline, this is accomplished by first intubating water filling, tube drawing after completing, troublesome poeration, and multi-pass operation will also result in patient wound and expands。

Summary of the invention

It is an object of the invention to provide a kind of device for using during arthrocsopic surgery, with the problem solving to propose in above-mentioned background technology。

For achieving the above object, the present invention provides following technical scheme: a kind of device for using during arthrocsopic surgery, including knife bar, described knife bar lower end is fixing with cutter to be connected, and the upper semisection side of knife bar is provided with sliding tray, described knife bar upper end outside suit sliding bar set, device is held in the inwall two ends fixed installation of described sliding bar set automatically tightly, described device of automatically holding tightly coordinates installation with sliding tray, described sliding bar set is outside fixedly mounts gyro sensor from left to right successively, rotor coil and encoder, two ends outside described sliding bar set are connected with the inner walls of handheld terminal each through sliding bearing, the correspondence position fixed installation stator magnet group of the inner walls of described handheld terminal and rotor coil, control knob is installed additional outside described handheld terminal, described control knob is connected with controller by wire, described controller is fixedly mounted on inside handheld terminal, described rotor coil, encoder and gyro sensor are connected with controller each through wire。

Preferably, offer water injection hole inside described knife bar, and inside water injection hole, increase rectangular channel, and the water injection hole upper end within knife bar is connected with external water source by conduit。

Preferably, the afterbody of described cutter is fixing with knife bar to be connected, and main conduction hole is offered in the centre position of cutter, and Assist drainage hole is all offered in the both sides of cutter side, and described main conduction hole all connects with the water injection hole within knife bar with Assist drainage hole。

Preferably, installing electromagnetism additional and hold device tightly between described handheld terminal inner walls and knife bar, described electromagnetism is held tightly device and is connected with controller by wire。

Compared with prior art, the invention has the beneficial effects as follows: this novel practical device by offering water injection hole and conduction hole in the inside of knife bar and cutter, realize water filling feed once to complete, reduce and operate on number of times, reduce patient wound's wound, and this equipment is by practical gyro sensor, realize handheld terminal and knife bar are detected in relative rotation, then pass through rotor coil and the mating reaction of stator magnet group, realize the function that equipment stabilization is reversed, and device interior installs encoder additional, realize the accurate control of rotor rotational angle, and when knife bar needs to relatively rotate with handheld terminal, then hold device work tightly by electromagnetism, handheld terminal and knife bar is made to have interim fixed relationship, and the manipulation button of this equipment is arranged at hand-held end, meet the operating habit of user, allow the operator to one-handed performance。

Accompanying drawing explanation

Fig. 1 is present configuration schematic diagram；

Fig. 2 is present configuration handheld terminal schematic internal view；

Fig. 3 is present configuration cutter schematic diagram；

Fig. 4 is present configuration knife bar sectional view。

In figure: 1 knife bar, 2 handheld terminals, 3 cuttves, 4 sliding trays, 5 control knobs, 6 sliding bar sets, 7 sliding bearings, 8 automatically hold device tightly, 9 stator magnet groups, 10 rotor coils, 11 encoders, 12 controllers, 13 Assist drainage pipes, 14 main drainage tubes, 15 gyro sensors, 16 electromagnetism hold device tightly。

Detailed description of the invention

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments。Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention。

Refer to Fig. 1-4, the present invention provides a kind of technical scheme: a kind of device for using during arthrocsopic surgery, including knife bar 1, knife bar 1 lower end is fixing with cutter 3 to be connected, and the upper semisection side of knife bar 1 is provided with sliding tray 4, knife bar 1 upper end outside suit sliding bar set 6, device 8 is held in the inwall two ends fixed installation of sliding bar set 6 automatically tightly, make sliding bar set 6 have after moving to suitable relative position with knife bar 1 and fix the relation being connected, prevent sliding bar set 6 and knife bar 1 relative movement in operating process, automatically hold device 8 tightly and coordinate installation with sliding tray 4, prevent sliding bar set 6 from relatively rotating with knife bar 1, sliding bar set 6 is outside fixedly mounts gyro sensor 15 from left to right successively, rotor coil 10 and encoder 11, sliding bar set two ends outside 6 are connected each through the inner walls of sliding bearing 7 with handheld terminal 2, the correspondence position fixed installation stator magnet group 9 of the inner walls of handheld terminal 2 and rotor coil 10, handheld terminal 2 is outside installs control knob 5 additional, control knob 5 is connected with controller 12 by wire, it is internal that controller 12 is fixedly mounted on handheld terminal 2, rotor coil 10, encoder 11 and gyro sensor 15 are connected with controller 12 each through wire, realize the detection in relative rotation to sliding bar set 6 and handheld terminal 2 housing and automatically compensate, knife bar 1 is internal offers water injection hole, and the water injection hole upper end within knife bar 1 is connected with external water source by conduit, realize moisturizing feed once to complete, reduce feed number of times, and inside water injection hole, increase rectangular channel, ensure while ensureing the inflow of water injection hole that knife bar 1 has certain rigidity, the afterbody of cutter 3 is fixing with knife bar 1 to be connected, and the centre position of cutter 3 offers main conduction hole 14, Assist drainage hole 13 is all offered in the both sides of cutter 3 side, and main conduction hole 14 all connects with the water injection hole within knife bar 1 with Assist drainage hole 13, realize multiposition water filling simultaneously, and contribute to the chip by cutter 3 surface and wash out, install electromagnetism between handheld terminal 2 inner walls and knife bar 1 additional and hold device 16 tightly, electromagnetism is held tightly device 16 and is connected with controller 12 by wire, make equipment have and ensure knife bar 1 and the handheld terminal 2 housing fixing relation being connected temporarily。

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can be carried out multiple change, amendment, replacement and modification without departing from the principles and spirit of the present invention, the scope of the present invention be defined by the appended。

Claims

1. the device for using during arthrocsopic surgery, including knife bar (1), it is characterized in that: described knife bar (1) lower end is fixing with cutter (3) to be connected, and the upper semisection side of knife bar (1) is provided with sliding tray (4), described knife bar (1) upper end outside suit sliding bar set (6), device (8) is held in the inwall two ends fixed installation of described sliding bar set (6) automatically tightly, described device (8) of automatically holding tightly coordinates installation with sliding tray (4), described sliding bar set (6) is outside fixedly mounts gyro sensor (15) from left to right successively, rotor coil (10) and encoder (11), the two ends of described sliding bar set (6) outside are connected each through the inner walls of sliding bearing (7) with handheld terminal (2), correspondence position fixed installation stator magnet group (9) of the inner walls of described handheld terminal (2) and rotor coil (10), described handheld terminal (2) is outside installs control knob (5) additional, described control knob (5) is connected with controller (12) by wire, it is internal that described controller (12) is fixedly mounted on handheld terminal (2), described rotor coil (10), encoder (11) and gyro sensor (15) are connected with controller (12) each through wire。

2. a kind of device for using during arthrocsopic surgery according to claim 1, it is characterized in that: described knife bar (1) is internal offers water injection hole, and increase rectangular channel inside water injection hole, and the water injection hole upper end of knife bar (1) inside is connected with external water source by conduit。

3. a kind of device for using during arthrocsopic surgery according to claim 1, it is characterized in that: the afterbody of described cutter (3) is fixing with knife bar (1) to be connected, and the centre position of cutter (3) offers main conduction hole (14), Assist drainage hole (13) is all offered in the both sides of cutter (3) side, and described main conduction hole (14) all connects with the water injection hole of knife bar (1) inside with Assist drainage hole (13)。

4. a kind of device for using during arthrocsopic surgery according to claim 1, it is characterized in that: install electromagnetism between described handheld terminal (2) inner walls and knife bar (1) additional and hold device (16) tightly, described electromagnetism is held tightly device (16) and is connected with controller (12) by wire。